Weekly queries for the term “sex” in culturally different countries. (A) Normalized and averaged queries for all available countries identified as Christian (dark red line). (B) Normalized and averaged queries for all available countries identified as Muslim (dark green line). (C) Searches in all Christian countries centered around Christmas week21. (D) Searches in all Muslim countries centered around Eid-al-Fitr week24. See Supplementary Table 2 for country identification and availability on GT. The vertical red lines mark Christmas week, the shaded light green area represents Ramadan, with the darker green lines marking Eid-al-Fitr (solid) and Eid-al-Adha (dashed). Shaded areas around the lines in C and D show the standard deviation.